The P wave on an ECG trace is created by the spread of atrial depolarisation.Question 3Select one:TrueFalse

Atrial depolarization occurs during which phase of the cardiac cycle as observed on an ECG?a.the pr intervalb.the t wavec.the p waved.the qrs complexClear my choice

Which component of an electrocardiogram (ECG) represents atrial depolarization?Multiple choice question.ST segmentQRS complexP waveT wave

In the ECG trace below, which wave represents ventricular repolarisation?

What causes the T wave on an ECG?Multiple ChoiceRepolarization of atrial myocardiumDepolarization of atrial myocardiumRepolarization of ventricular myocardiumDepolarization of ventricular myocardium

Q4. Which of the following components of an ECG represents ventricular depolarisation?a) P waveb) T wavec) QRS complexd) P-Q interva